custom-highlight-logical-metrics-001-ref.html

<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Test Reference</title>
<head>
  <style>
    div {
      width: 200px;
      height: 100px;
      line-height: 3em;
      text-underline-offset: 1svb;
      text-decoration-line: underline;
      text-decoration-color: green;
      text-decoration-thickness: 1svi;
    }
</style>
</head>
<body>
  <div>With viewport size</div>
</body>

chromium/third_party/blink/web_tests/external/wpt/css/css-highlight-api/painting/custom-highlight-logical-metrics-001-ref.html